What is executeUpdate method?
This executeUpdate method is specified by the executeUpdate method in the java. sql. Statement interface. If executing a stored procedure results in an update count that is greater than one, or that generates more than one result set, use the execute method to execute the stored procedure.
What is the return type of the executeQuery () method 1 point?
(execute return type is object). ExecuteNonQuery() mainly return how many row affected by a DML query i.e. it return an integer value. While ExecuteScalar() method first column of first row value of result set….
What is the difference between execute () executeQuery () and executeUpdate () methods in JDBC?
sql. Statement interface of JDBC which are used to execute SQL statements. executeQuery() command used for getting the data from database whereas executeUpdate() command used for insert,update,delete or execute() command used forany kind of operations.
What does executeUpdate return?
When the method executeUpdate is used to execute a DDL (data definition language) statement, such as in creating a table, it returns the int value of 0.
What is the return type of executeUpdate ()?
The JDBC standard states that the executeUpdate method returns a row count or 0. However, if the executeUpdate method is executed against a Db2 for z/OS server, it can return a value of -1.
What does executeUpdate () return?
The executeUpdate() method returns the number of rows affected by the SQL statement (an INSERT typically affects one row, but an UPDATE or DELETE statement can affect more).
What is the return value of executeUpdate?
Return Values for the executeUpdate Method That update affects one row in the table, so n is equal to 1. When the method executeUpdate is used to execute a DDL (data definition language) statement, such as in creating a table, it returns the int value of 0.
What is the return type of executeUpdate () method?
What is the return type of executeUpdate () method of Statement interface?
executeUpdate(): This method is used to execute statements such as insert, update, delete. It returns an integer value representing the number of rows affected.
What type of value is returned by the executeUpdate () method of Statement interface?
executeUpdate : Returns an integer representing the number of rows affected by the SQL statement. Use this method if you are using INSERT , DELETE , or UPDATE SQL statements.
What is the return type of executeUpdate method in JDBC API?
executeUpdate Method () Runs the SQL statement in this SQLServerPreparedStatement object, which must be an SQL INSERT, UPDATE, MERGE, or DELETE statement; or an SQL statement that returns nothing, such as a DDL statement.
What type of value is returned by the executeUpdate () method of statement interface?
Which specified query is executed by executeUpdate () method?
2) public int executeUpdate(String sql): is used to execute specified query, it may be create, drop, insert, update, delete etc.
What does STMT executeUpdate method returns?
The executeUpdate() method returns the number of rows affected by the SQL statement (an INSERT typically affects one row, but an UPDATE or DELETE statement can affect more). int rowcount = stmt.
What executeUpdate will return?
What is executeupdate in JDBC driver?
Beginning in MicrosoftSQL Server JDBC Driver 3.0, executeUpdate will return the correct number of rows updated in a MERGE operation. A String that contains the SQL statement. An int that indicates the number of rows affected, or 0 if using a DDL statement.
What is the value that is returned for executeupdate statements?
For executeUpdate statements against a DB2 for z/OS server, the value that is returned depends on the type of SQL statement that is being executed: For an SQL statement that can have an update count, such as an INSERT, UPDATE, or DELETE statement, the returned value is the number of affected rows.
Why does my executeupdate query return-1?
A query that works in management studio and in the executeUpdate makes that same executeUpdate return -1, which is undefined in any documentation we can find. Its supposed to return only the rowcount or 0.
How do I determine the number of rows affected by executeupdate?
An int that indicates the number of rows affected, or 0 if using a DDL statement. This executeUpdate method is specified by the executeUpdate method in the java.sql.PreparedStatement interface. Calling this method will result in an exception since the SQL statement for the SQLServerPreparedStatement object is specified when the object is created.